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R21

Bourdon tube pressure gauge, stainless steel

Service intended: Suitable for all gaseous and liquid media that will not obstruct the pressure system.

Specifically appropriate for measuring points exposed to vibration and high dynamic load.


 

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Technical Details
Operation Manual

 

Technical Data
Construction
EN 837-1 - Code S1
Case

Ø 60, 100, 160 and 250 mm, stainless steel,

with glycerin-filling, pressure relief and internal pressure compensation

Degree of protection
IP 65 per EN 60529 / IEC 529
Pressure connection
Ø 60 mm : G1/4B, 316L
Ø 100, 160 and 250 mm : G1/2B, 316L
Pressure element
Stainless steel 316L
Movement
Stainless steel
Pointer
Aluminium, black
Dial
Aluminium, white, Scale and lettering black
Window
Laminated safety glass
Accuracy class
Ø 60 mm : 1,6
Ø 100, 160 und 250 mm : 1,0
Temperature error, Tref 20°C
Rising temperature : +0,3% FS / 10 K
Falling temperature : - 0,3% FS / 10 K
Ambient temperature Tmin / Tmax
- 25 ... + 60°C
Medium temperature Tmax
+100°C
Working pressure
Steady : 1,0 x full scale value
Fluctuating : 0,9 x full scale value
Short time : 1,3 x full scale value
Optional extras
see Technical Details pages 01.0505 - 01.0506
Chemical seals